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80022220011 = 32233722746027
BaseRepresentation
bin100101010000110110…
…0100010110011101011
321122112212220222010100
41022201230202303223
52302341142020021
6100432305520443
75532011434656
oct1124154426353
9248485828110
1080022220011
1130a34503328
1213613343123
137713914856
143c31ac089d
15213540c626
hex12a1b22ceb

80022220011 has 48 divisors (see below), whose sum is σ = 124421416704. Its totient is φ = 49429714752.

The previous prime is 80022220009. The next prime is 80022220051. The reversal of 80022220011 is 11002222008.

It is a happy number.

It is not a de Polignac number, because 80022220011 - 21 = 80022220009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80022220001) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1715580 + ... + 1761606.

It is an arithmetic number, because the mean of its divisors is an integer number (2592112848).

Almost surely, 280022220011 is an apocalyptic number.

80022220011 is a deficient number, since it is larger than the sum of its proper divisors (44399196693).

80022220011 is a wasteful number, since it uses less digits than its factorization.

80022220011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46320 (or 46317 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 80022220011 its reverse (11002222008), we get a palindrome (91024442019).

The spelling of 80022220011 in words is "eighty billion, twenty-two million, two hundred twenty thousand, eleven".

Divisors: 1 3 9 23 37 69 111 207 227 333 681 851 2043 2553 5221 7659 8399 15663 25197 46027 46989 75591 138081 193177 414243 579531 1058621 1702999 1738593 3175863 5108997 9527589 10448129 15326991 31344387 39168977 94033161 117506931 240306967 352520793 386580773 720920901 1159742319 2162762703 3479226957 8891357779 26674073337 80022220011